Engineered with a 3-1/8 inch insertion length

high-temperature materials specifically for Weil McLain combustion environments

This operation is critical for HVAC troubleshooting and preventing winding damage during motor startup

You must match the specific OEM temperature rating to ensure the safety circuit activates at the manufacturer’s specified safety limit

What is the purpose of the dry contact configuration

Aaon R29590 Damper Gear Engineered with a 3-1/8 inchThe Aaon R29590 Cast Metal Damper Blade Gear is a precision engineered OEM replacement part designed for high performance airflow regulation in commercial HVAC systems. Built from high strength cast metal, this economizer damper gear provides superior mechanical leverage compared to plastic alternatives, ensuring reliable operation of damper blades within air handling units (AHUs) and rooftop units (RTUs). With dimensions of 6. 15" W x 6. 25" D x 1.